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Finding the Fourth Proportional to 245,051.40, 367,922.70 and 151,739.40

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Solution

The fourth proportional to 245,051.40, 367,922.70 and 151,739.40 is: 227,823.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    245,051.40 : 367,922.70 = 151,739.40 : x
  2. Step 2: Convert to fraction form
    245,051.40/367,922.70 = 151,739.40/x
  3. Step 3: Cross multiply
    245,051.40x = 367,922.70 × 151,739.40
  4. Step 4: Simplify right side
    245,051.40x = 55,828,369,744.38
  5. Step 5: Solve for x
    x = 55,828,369,744.38/245,051.40
  6. Step 6: Final answer
    x = 227,823.10

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.